32-Bit RISC MCU, 20MHz, 64-Pin PQFP, Industrial
32-bit RISC MCU, 20MHz, 57 I/O, FLASH, 4096B RAM, S-PQFP-G64
32-Bit RISC MCU, 20MHz, 32KB Flash, 4KB RAM, 57 I/O, PQFP-64
